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const mysql = require("mysql2");
class Database
{
constructor(credentials, connectionLimit=8)
{
this.pool = mysql.createPool({
connectionLimit: connectionLimit,
host: credentials.host,
user: credentials.user,
password: credentials.password,
database: credentials.database
});
}
query(query, values)
{
return new Promise((resolve, reject) =>
{
this.pool.query(query, values, (err, res, fields) =>
{
if (err) reject(err);
resolve(res);
});
});
}
execute(query, values)
{
return new Promise((resolve, reject) =>
{
this.pool.getConnection((err, connection) => {
if (err) reject(err);
connection.execute(query, values, (err, res, fields) => {
connection.release();
if (err) reject(err);
resolve(res);
})
});
});
}
query_raw(query)
{
return new Promise((resolve, reject) =>
{
this.pool.query(query, (err, res, fields) =>
{
if (err) reject(err);
resolve(res);
});
})
}
close()
{
return new Promise((resolve, reject) =>
{
this.pool.end(err =>
{
if (err) reject(err);
resolve();
});
});
}
}
exports.Database = Database;
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